/*
 * MIT License
 *
 * Copyright (c) 2023 北京凯特伟业科技有限公司
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.je.bpm.engine.impl.cmd;

import com.je.bpm.core.model.BpmnModel;
import com.je.bpm.core.model.FlowElement;
import com.je.bpm.core.model.SequenceFlow;
import com.je.bpm.core.model.task.KaiteLoopUserTask;
import com.je.bpm.engine.RepositoryService;
import com.je.bpm.engine.impl.interceptor.Command;
import com.je.bpm.engine.impl.interceptor.CommandContext;
import com.je.bpm.engine.impl.persistence.entity.TaskEntity;

import java.io.Serializable;

/**
 * 是否提交的是本节点 自由节点
 */
public class GetSubmitTheCurrentNodeCmd implements Command<Boolean>, Serializable {

    private static final long serialVersionUID = 1L;
    protected String target;
    protected String taskId;


    public GetSubmitTheCurrentNodeCmd(String taskId, String target) {
        this.taskId = taskId;
        this.target = target;
    }

    @Override
    public Boolean execute(CommandContext commandContext) {
        TaskEntity task = commandContext.getTaskEntityManager().findById(taskId);
        if (task == null) {
            return false;
        }
        return isSubmitTheCurrentNode(task, commandContext);
    }

    private Boolean isSubmitTheCurrentNode(TaskEntity task, CommandContext commandContext) {
        RepositoryService repositoryService = commandContext.getProcessEngineConfiguration().getRepositoryService();
        BpmnModel bpmnModel = repositoryService.getBpmnModel(task.getProcessDefinitionId());
        FlowElement flowElement = bpmnModel.getMainProcess().getFlowElement(task.getTaskDefinitionKey());
        if (!(flowElement instanceof KaiteLoopUserTask)) {
            return false;
        }
        SequenceFlow sequenceFlow = (SequenceFlow) bpmnModel.getMainProcess().getFlowElement(target);
        if (sequenceFlow.getTargetFlowElement().getId().equals(flowElement.getId())) {
            return true;
        } else {
            return false;
        }
    }
}
